Transformers The core type transformer provides _______ Lesser average length per turn Shorter magnetic path None of the listed here Much longer magnetic path Lesser average length per turn Shorter magnetic path None of the listed here Much longer magnetic path ANSWER DOWNLOAD EXAMIANS APP
Transformers In a transformer the resistance between its primary and secondary is Zero 1 ohm Infinite 1000 ohms Zero 1 ohm Infinite 1000 ohms ANSWER DOWNLOAD EXAMIANS APP
Transformers If a power transformer is operated at very high frequencies, then ______ Core losses will be excessive Primary will draw large power Primary reactance is too much increased None of the listed here Core losses will be excessive Primary will draw large power Primary reactance is too much increased None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Transformers The primary and secondary of a transformer are ______ coupled. None of the listed here Electrically and magnetically Electrically Magnetically None of the listed here Electrically and magnetically Electrically Magnetically ANSWER DOWNLOAD EXAMIANS APP
Transformers The hum in a transformer is mainly attributed to load changes magnetostriction mechanical vibrations oil in the transformer load changes magnetostriction mechanical vibrations oil in the transformer ANSWER DOWNLOAD EXAMIANS APP
Transformers Transformer having ratings less than 5kVA are generally ______ Water cooled Natural air cooled None of the listed here Oil cooled Water cooled Natural air cooled None of the listed here Oil cooled ANSWER DOWNLOAD EXAMIANS APP
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